Answer:
2. The star is a member of binary eclipsing star system.
Explanation:
The question above shows an example of an eclipsing binary star. This type of star is very variable because the intensity of its brightness varies in the deccore of a few hours. This is because these stars are so close to an observer's field of view on the Earth's surface that they are easily eclipsed, and it is exactly these eclipses that cause the brightness of these stars to vary, which undergo a constant period of approximately 73 hours. intense shine, followed by constant drops in the intensity of that shine (lasts about 2 hours).
<span>The new Constitution and the fourteenth amendment had to be approved. Women gained more rights, and their was a requirment that 1/5 of the state's revenue support public education.</span>
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Federal government is better than unitary government because : The power is not concentrated in only in the centre but it is distributed at the state or lower levels as well. This helps to avoid conflicts.The federal system is notorious for the diffusion of authority to a point where it is impossible for citizen to assign
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Answer:
The Shang dynasty is thought to have lasted from c. 1600 to c.1100 BCE. It is also called the Yin Dynasty (or Shang-Yin). Tang the Great founded the dynasty. King Zhou was its final ruler. The Shang kings were linked to the rulers of the areas around who paid tribute and provided soldiers for military operations.
